backend developer for transaction systems

JD.com operates a global technology and supply chain ecosystem across retail, logistics, technology, and property. Its international operations include a cross-border supply chain and logistics network, with platforms such as Joybuy serving customers worldwide.

• Develop and maintain transaction-related backend services using Java and Spring Boot
• Build core business processes for order and transaction workflows
• Ensure data consistency, system reliability, and correctness across critical business processes
• Support stable operation of transaction systems under high concurrency
• Participate in requirement discussions, technical design, and code reviews
• Document and share technical solutions and best practices

• Bachelor's degree or equivalent in Computer Science or a related field
• 3+ Years of experience in Java programming and Spring Boot
• Experience building or maintaining core business systems
• Experience working in structured development environments
• Awareness of data protection, security, or compliance requirements in transaction systems
• Ability to communicate effectively in English and Chinese
• Будет плюсом: Experience in large internet or e-commerce companies, experience with high-reliability or transaction-intensive systems, familiarity with distributed systems or service-oriented architectures

• Competitive salary
• Great location
• Supportive, people-first culture
• Access to global projects and learning opportunities
• Inclusive environment